RF Analyzer turns your Android device into a real-time spectrum analyzer for Software Defined Radio (SDR). Visualize and listen to radio signals around you - from amateur radio to broadcast signals and beyond. Whether you're a curious beginner or a seasoned ham, RF Analyzer offers a hands-on, interactive way to explore radio signals. FEATURES - Works with HackRF, RTL-SDR, Airspy, Airspy HF, HydraSDR or pre-recorded IQ files - View live spectrum (FFT) and waterfall plots - Demodulate AM, FM, SSB, and CW signals - Record raw IQ samples for offline analysis - A responsive and modern Material Design interface - Scroll, zoom, and tune through the bands - Built-in context-aware help and a full offline in-app manual - Bookmarks for Stations and Bands - Import from SDR# or SDR++ - Automatically synchronize with online lists (EiBi DB, POTA & SOTA Spots) REQUIREMENTS - Android phone or tablet (with USB OTG support) - Supported SDR hardware (HackRF, RTL-SDR, Airspy (HF+) or HydraSDR) Note: The RTL-SDR Blog v4 is fully supported. - USB OTG adapter (USB-A female to USB-C for modern phones) Note: This is not necessary for SDRs with USB-C connector (e.g. the HydraSDR) LEARN MORE Want to go deeper? The full user manual is available online with signal identification tips, ham radio basics, and more: https://demantz.github.io/RFAnalyzer/ Have fun exploring, learning, and listening to radio signals :) SUPPORT This app is open-source so anyone can explore SDR without barriers and let the community benefit from a Google-free, privacy-respecting version. If you enjoy using it, please support the project - your donation helps keeping it alive and accessible to everyone. 73! - Dennis (DM4NTZ), Heidelberg, Germany LICENSE This application is released under the GNU General Public License v2. It is free software and the source code is available on GitHub. LEGAL ISSUES Please note that I am not responsible for any legal issues caused by the usage of this application. Be resp